| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, the entire questionnaire | 877 |
2.5%
|
| 2 | Yes, parts of the questionnaire | 139 |
0.4%
|
| 3 | No, not used | 34475 |
96.8%
|
| 9 | No response | 106 |
0.3%
|
| Sysmiss | 1455 |